Adding initial scatterplot widget with tests
scatterplot library needs to be -fPIC
Adding simple real vector plotter
Using signals/slots to destroy qwtplots - fixes errors on delete
Adding complex data plotter
Adding complex plotter and waterfall plotter
Cleaned up graphical widgets and made naming consistent
Setting threadcount to system default
Avoiding the use of extra include paths in makelists
Moving spectrogramplot to common so it can be reused
Merge pull request #5 from suttonpd/qt

Merging qt work back into main branch